mirror of
https://github.com/f4exb/sdrangel.git
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67 lines
2.6 KiB
C
67 lines
2.6 KiB
C
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2020 Edouard Griffiths, F4EXB //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDE_AUDIOOUTPUTWORKER_H
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#define INCLUDE_AUDIOOUTPUTWORKER_H
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#include <QObject>
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#include <QElapsedTimer>
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#include "dsp/interpolators.h"
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#include "audiooutputsettings.h"
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class QTimer;
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class SampleSourceFifo;
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class AudioFifo;
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class AudioOutputWorker : public QObject {
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Q_OBJECT
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public:
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AudioOutputWorker(SampleSourceFifo* sampleFifo, AudioFifo *fifo, QObject* parent = nullptr);
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~AudioOutputWorker();
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void startWork();
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void stopWork();
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void setSamplerate(int samplerate);
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void setIQMapping(AudioOutputSettings::IQMapping iqMapping) {m_iqMapping = iqMapping;}
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void connectTimer(const QTimer& timer);
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private:
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bool m_running;
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int m_samplerate;
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int m_throttlems;
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int m_maxThrottlems;
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QElapsedTimer m_elapsedTimer;
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bool m_throttleToggle;
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AudioOutputSettings::IQMapping m_iqMapping;
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AudioVector m_audioBuffer;
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uint32_t m_audioBufferFill;
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qint16 *m_buf; // stereo (I, Q)
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unsigned int m_samplesChunkSize;
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SampleSourceFifo* m_sampleFifo;
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AudioFifo* m_audioFifo;
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Interpolators<qint16, SDR_TX_SAMP_SZ, 16> m_interpolators;
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void callbackPart(SampleVector& data, unsigned int iBegin, unsigned int iEnd);
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private slots:
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void tick();
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};
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#endif // INCLUDE_AUDIOOUTPUTWORKER_H
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